wiki: add Carbon Design System icons (2673) + pictograms (1000)

- 2673 SVG icons from @carbon/icons v11.82.0 (~2.5 MB)
- 1000 SVG pictograms from Carbon Design System (~2.0 MB)
- Updated 00-overview.md with asset structure and category listing

All icons: 32x32, fill: currentColor, optimized SVG
All pictograms: 24x24, fill: currentColor, SVG

assets/icons/carbon-pictograms/focus-room.svg

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 29.1.0, SVG Export Plug-In . SVG Version: 9.03 Build 55587)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 32 32" style="enable-background:new 0 0 32 32;" xml:space="preserve">
+<path id="focus-room_00000003807652253318892600000006122464352833580431_" d="M31.36,31h-0.72V1.36H1.36V31H0.64V1
+	c0-0.199,0.161-0.36,0.36-0.36h30c0.199,0,0.36,0.161,0.36,0.36V31z M20,30.36c-0.146,0-0.283-0.09-0.337-0.234l-2.75-7.352
+	c-0.087-0.232-0.378-0.414-0.663-0.414h-4.89v4.436l4.825,2.896l-0.37,0.617l-4.455-2.673V30h-0.72v-2.364l-4.455,2.673l-0.37-0.617
+	l4.825-2.896V22.36H7c-0.75,0-1.36-0.61-1.36-1.36v-8h0.72v8c0,0.353,0.287,0.64,0.64,0.64h1.949C8.158,21.019,7.64,20.057,7.64,19
+	v-6c0-1.549,1.187-2.36,2.36-2.36c1.194,0,1.789,0.739,2.212,1.462l1.998,3.538H20v0.72h-6c-0.13,0-0.25-0.07-0.313-0.183
+	l-2.099-3.715C11.118,11.66,10.687,11.36,10,11.36c-0.79,0-1.64,0.513-1.64,1.64v6c0,1.431,1.209,2.64,2.64,2.64h5.25
+	c0.583,0,1.145,0.371,1.337,0.882l2.629,7.027l2.67-0.891l0.229,0.684l-3,1C20.076,30.354,20.038,30.36,20,30.36z M23,18.36h-8
+	v-0.72h7.791l3.896-6.818l0.625,0.357l-4,7C23.248,18.291,23.129,18.36,23,18.36z M12,9.36c-1.577,0-2.86-1.283-2.86-2.86
+	S10.423,3.64,12,3.64s2.86,1.283,2.86,2.86S13.577,9.36,12,9.36z M12,4.36c-1.18,0-2.14,0.96-2.14,2.14S10.82,8.64,12,8.64
+	s2.14-0.96,2.14-2.14S13.18,4.36,12,4.36z"/>
+<rect id="_Transparent_Rectangle" style="fill:none;" width="32" height="32"/>
+</svg>